The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 15, 2015

Filed:

Mar. 15, 2013
Applicant:

Mks Instruments, Inc., Andover, MA (US);

Inventor:

Christopher Michael Owen, Pittsford, NY (US);

Assignee:

MKS Instruments, Inc., Andover, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/26 (2006.01); H03F 3/193 (2006.01); H03F 3/24 (2006.01); H03F 3/60 (2006.01);
U.S. Cl.
CPC ...
H03F 3/193 (2013.01); H03F 3/245 (2013.01); H03F 3/265 (2013.01); H03F 3/602 (2013.01);
Abstract

A radio frequency system includes a first power splitter, a first push-pull power amplifier and a second push-pull power amplifier. The first power splitter is configured to receive a first radio frequency signal and generate a first output signal and a second output signal. The first push-pull power amplifier is configured to amplify the first output signal. The first push-pull power amplifier comprises a first set of transistors including at least two radio frequency power transistors and a first output transformer. The second push-pull power amplifier is configured to amplify the second output signal. The second push-pull power amplifier includes a second set of transistors including at least two radio frequency power transistors and a second output transformer. An output of the first transformer is galvanically and directly connected to an output of the second output transformer.


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